import axios from 'axios'
import { Message } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'

// create an axios instance
const instance = axios.create({
    baseURL: 'http://hmmm-api.itheima.net/', // http://39.105.1.33:7001/ api的base_url
    timeout: 5000 // request timeout
})

// request intercepto
instance.interceptors.request.use(
    config => {
        // Do something before request is sent
        if (store.getters.token) {
            config.headers.Authorization = `Bearer ${getToken()}` // 让每个请求携带token-- ['X-Token']为自定义key 请根据实际情况自行修改
        }
        return config
    },
    error => {
        // Do something with request error
        console.log(error) // for debug
        Promise.reject(error)
    }
)

// respone interceptor
instance.interceptors.response.use(
    response => response,
    /**
                           * 下面的注释为通过response自定义code来标示请求状态，当code返回如下情况为权限有问题，登出并返回到登录页
                           * 如通过xmlhttprequest 状态码标识 逻辑可写在下面error中
                           */
    //  const res = response.data;
    //     if (res.code !== 20000) {
    //       Message({
    //         message: res.message,
    //         type: 'error',
    //         duration: 5 * 1000
    //       });
    //       // 50008:非法的token; 50012:其他客户端登录了;  50014:Token 过期了;
    //       if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
    //         MessageBox.confirm('你已被登出，可以取消继续留在该页面，或者重新登录', '确定登出', {
    //           confirmButtonText: '重新登录',
    //           cancelButtonText: '取消',
    //           type: 'warning'
    //         }).then(() => {
    //           store.dispatch('FedLogOut').then(() => {
    //             location.reload();// 为了重新实例化vue-router对象 避免bug
    //           });
    //         })
    //       }
    //       return Promise.reject('error');
    //     } else {
    //       return response.data;
    //     }
    error => {
        console.log('err' + error) // for debug
        Message({
            message: error.message,
            type: 'error',
            duration: 5 * 1000
        })
        return Promise.reject(error)
    }
)

export const createAPI = (url, method, data) => {
    const config = {}
    if (method === 'get') {
        config.params = data
    } else {
        config.data = data
    }
    return instance({
        url,
        method,
        ...config
    })
}

export const createFormAPI = (url, method, data) => {
    const config = {}
    config.data = data
    config.headers = {
        'Cache-Control': 'no-cache',
        'Content-Type': 'application/x-www-form-urlencoded'
    }
    config.responseType = 'json'
    config.transformRequest = [
        function (data) {
            let ret = ''
            for (const it in data) {
                ret += encodeURIComponent(it) + '=' + encodeURIComponent(data[it]) + '&'
            }
            return ret
        }
    ]
    return instance({
        url,
        method,
        ...config
    })
}
